Sectional view of phase probe head.
The median plane sectional view of the VECC K500 superconducting cyclotron, showing three dees, the main probe (MP), and the phase probe (PP) on which the target plate was mounted.
Schematic diagram of the phase measurement setup.
Raw TAC spectrum at three different radial positions.
A typical Gaussian fit of the TAC spectrum at radial position of 520 mm.
Un-calibrated beam phase for three sets of trim coil currents.
Beam current versus the probe position for a tuned setting of trim coils.
Un-calibrated beam phase after “spiral-correction” of the data.
Beam central phase curve after applying Garren and Smith beam phase detuning technique.
Phase-width of the beam along radius.
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